Stadium: Court 1 Round: 26
| ITF Lebanon F2 | 2018/10/03 15:10 | Samaha, Giovani v Strelchenko, Daniil | 7-5,6-4 |
| ITF Indonesia F3 Qual | 2018/08/05 02:30 | Samaha, Giovani v Jesse Flores | 4-6,3-6 |
| ITF Indonesia F2 Qual | 2018/07/28 05:00 | Samaha, Giovani v Cerrini, Ezequiel | 4-6,6-7 |
| ITF Indonesia F1 Qual | 2018/07/22 04:30 | Samaha, Giovani v Jesse Flores | 4-6,4-6 |
| ITF Sri Lanka F2 | 2018/06/20 04:00 | Samaha, Giovani v Manish Sureshkumar | 5-7,1-6 |
| ITF Sri Lanka F2 | 2018/06/19 06:30 | Samaha, Giovani v Chandrasekar, Anirudh | 6-3,6-4 |
| Sri Lanka F1, Singles Qualifying | 2018/06/12 06:05 | Samaha, Giovani v Jayaprakash, Mohit Mayur | 0-6,4-6 |
| ITF Uganda F4 | 2018/05/23 08:10 | S D Prajwal Dev v Samaha, Giovani | 6-3,6-4 |
| ITF Lebanon F2 | 2018/10/03 13:00 | Bertuccioli, Federico v Doumbia, Sadio | 2-6,1-6 |
| ITF Lebanon F1 | 2018/09/27 13:00 | Eremin, Edoardo v Doumbia, Sadio | 6-3,3-6,6-3 |
| ITF Lebanon F1 | 2018/09/26 13:00 | Mousa Alkotop v Doumbia, Sadio | 1-6,1-6 |
| ITF France F16 | 2018/09/05 15:30 | Doumbia, Sadio v Voljacques, Hugo | 6-4,6-3 |
| ITF France F16 | 2018/09/04 16:45 | Doumbia, Sadio v Titouan Droguet | 7-6,6-3 |
| ITF Hungary F7 | 2018/09/01 09:00 | Mate Valkusz v Doumbia, Sadio | 6-1,6-3 |
| ITF Hungary F7 | 2018/08/31 09:00 | Erler, Alexander v Doumbia, Sadio | 3-6,6-1,3-6 |
| ITF Hungary F7 | 2018/08/30 09:30 | Brunner, Pascal v Doumbia, Sadio | 3-6,6-7 |